package com.sen.gulimall.product.exception;

import com.sen.common.exception.BizCodeEnum;
import com.sen.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @ClassName: GulimallExceptionControllerAdvice
 * @Title: gulimall
 * @Package: com.sen.gulimall.product.exception
 * @Description:
 * @Author: Kisen
 * @Date: 2021/12/27 0:26
 */
@Slf4j
@RestControllerAdvice
public class GulimallExceptionControllerAdvice {

    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题{}，异常类型：{}", e.getMessage(), e.getClass());
        BindingResult bindingResult = e.getBindingResult();

        Map<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach(fieldError ->
                errorMap.put(fieldError.getField(), fieldError.getDefaultMessage())
        );

        return R.error(BizCodeEnum.VALID_EXCEPTION.getCode(), BizCodeEnum.VALID_EXCEPTION.getMsg()).put("data", errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {
        log.error("系统异常{}", throwable);
        return R.error(BizCodeEnum.UNKOWN_EXCEPTION.getCode(), BizCodeEnum.UNKOWN_EXCEPTION.getMsg());
    }
}
